20155841 is an odd 8-digits composite number following 20155840
and preceding 20155842 . In scientific notation, it is written as 2.0155841 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 19406800 positive integers (up to 20155841) that are relatively prime to 20155841.
20155841 has 8 divisors, whose sum is 20908800
The reverse of 20155841 is 14855102
Previous prime number is 1451
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million one hundred fifty-five thousand eight hundred forty-one
Scientific notation
2.0155841 × 10^7
Engineering notation
2.0155841 × 10^6
Prime Factorization
29 × 1451 × 479
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20155841
Product of the distinct prime numbers
The prime factorization of 20155841 is 29 × 1451 × 479.
Since it has a total of 3 prime factors.
9 , 8 , 59 , 14 , 917 , 756 , 390 , 2803 , 32857 , 35817 , 706720 , 610293 , 3353342 , 1462340 , 95134997 , 208202 , 182093923 , 839008403 , 5042872128 , 6136630096
n×2
40311682
n×3
60467523
n×4
80623364
n×5
100779205
n÷2
10077920.5
n÷3
6718613.6666667
n÷3
5038960.25
n÷5
4031168.2
n2
406257926417281
n3
8.1884701698564E+21
n4
1.6504550277687E+29
n5
3.3266309117356E+36
2 √n
4489.5256987793
3 √n
272.14496759759
4 √n
67.003923010368
5 √n
28.898824976994
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20155840
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20155841 can be divided by 8 positive divisors.
The sum of these divisors (counting 20155841) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111000110111000001
3
Ternary
1101221000121122
4
Quaternary
1030320313001
5
Quinary
20124441331
6
Senary
2000002025
8
Octal
114706701
10
Decimal
20155841
12
Duodecimal
6900315
16
Hexadecimal
1338dc1
20
Vigesimal
65j9c1
36
Base36
c00ch
md5
d785c369e946174a58e8d0330e7d11a1
sha1
3a8574e6cdeabb921681d2be3196b93fcb4822b6
sha256
1d7d22e256cbf5742ace40cdecba0c132296634ca03abd0b629d6c090b8a3dbc
sha512
6e7f9174ef1dea80de5a29026cc6625aa3131bf33eca317824f6936afc79cf9a1c7bb7d0fca278868bbc4064744c70783e77d43fb2d1ac2d49df945bf24fd85f
ripemd-160
8a4edb29140f15017c32957ad745dcef4314c2ad
Diameter
40311682
Circumference
126642884.02505
Area
1.2762969170952E+15
Volume
3.429978363968E+22
Surface area
5.1051876683806E+15
Circumference
126642884.02505
Perimeter
80623364
Area
406257926417281
Diagonal
28504663.703236
Surface area
2437547558503686
Volume
8.1884701698564E+21
Space diagonal
34910940.68128
Perimeter
60467523
Area
1.7591484238308E+14
Altitude
17455470.34064
Surface area
1.7591484238308E+14
Volume
9.6502046410821E+20
Height
9501554.5677452